DURHAM — Police are searching for a commuter student at the University of New Hampshire who has been missing since Tuesday evening.The UNH Police Department is assisting the Chester Police Department and also the Westborough, Mass. Police Department in the search for Elizabeth J. Marriott, 19, of Chester.According to Chester Police Chief William Burke, the last known communication from Marriott was a text message from her phone sent to a friend just before 9 p.m. Tuesday while in class at the Durham UNH campus. Burke said it is unknown what the content of the message was. Police have attempted to locate the phone by GPS, but Burke said the device has not been in use since Tuesday.Marriott also did not show up for her shift at the Greenland Target store on Wednesday and has not attended UNH classes since Tuesday.Her Facebook page displays an update sent via mobile device on Monday, Oct. 8.She is described as 5 feet 5 inches, about 130 pounds with blond hair and blue eyes.Marriott was driving a 2001 tan colored Mazda Tribute with a New Hampshire license plate 3045397Burke said Marriott’s details are entered into the National Crime Information Center.“At this point we’re actively trying to find the car, find her and hoping that everything comes out positive,” he said.Anyone with information on Marriott’s whereabouts is asked to contact the Chester Police Department at 887-2080.